SOLUTION: Two trains on parallel tracks start at the same point at the same time, but move in opposite directions. One train travels at 67 miles per hour (mph). At the end of 3 hours, they a

Question 909037: Two trains on parallel tracks start at the same point at the same time, but move in opposite directions. One train travels at 67 miles per hour (mph). At the end of 3 hours, they are 372 miles apart. Find the rate in miles per hour of the other train.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
r the rate in miles per hour of the other train.
3(67mph) + 3r = 372
r = (372-201)/3, the rate in miles per hour of the other train.
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